Enzyme Essays

  • Enzyme Experiment: The Temperature Of The Enzyme Experiment

    876 Words  | 4 Pages

    Catalyse Enzyme Experiment. Enzymes are biological catalysts. They speed up chemical reactions which go on inside living things. Without them reactions would be so slow that life would grind to halt. These are examples that can decomposition of the hydrogen peroxide. The temperature of the liver The surface area of the liver The Ph. of the hydrogen peroxide The concentration of the enzymes The variables I am going to look at are, different Temperatures in hot water baths, and one with an ice

  • The Importance Of Enzymes

    1627 Words  | 7 Pages

    Enzymes: Enzymes are the biological catalysts which are globular proteins in nature. They catalyze or accelerate the chemical reactions. They speed up the chemical reactions by providing an alternative reaction pathway of lower activation energy. The molecules on which enzymes acts are called substrates and these are converted into different molecules called products. All the metabolic processes in the cell need enzymes to occur at a faster rate to sustain life. Like all other catalysts, enzymes

  • Effect Of Enzyme Concentration On Enzyme Reaction

    1046 Words  | 5 Pages

    experiments for week 5 and week 6 support each other in the further understanding of enzyme reactions. During week 5, the effects of a substrate and enzyme concentration on enzyme reaction rate was observed. Week 6, the effects of temperature and inhibitor on a reaction rate were monitored. For testing the effects of concentrations, we needed to use the table that was used in week 3, Cells. The 3 concentrations of enzymes were 0.5 ml, 1.0 ml, and 2.0 ml of turnip extract, while the substrate consisted

  • Enzyme Lab

    901 Words  | 4 Pages

    Introduction: Enzymes are needed for survival in any living system and they control cellular reactions. Enzymes speed up chemical reactions by lowering the energy needed for molecules to begin reacting with each other. They do this by forming an enzyme-substrate complex that reduces energy that is required for a specific reaction to occur. Enzymes determine their functions by their shape and structure. Enzymes are made of amino acids, it 's made of anywhere from a hundred to a million amino acids

  • Enzyme Lab

    1550 Words  | 7 Pages

    Enzymes are “proteins that help lower the energy necessary to do chemical reactions within the body”. They are considered biological catalyst. When the environment changes, the ability of an enzyme to catalyze a reaction decreases. Very high temperatures can denature enzymes by destroying their bonds and their shapes. Low temperatures, can cause enzymes to slow down and decrease their rate of interaction with substrates. The structure of an enzyme are chains of amino acids, and have a specific shape

  • Enzyme Literature Review

    842 Words  | 4 Pages

    affect the catalase enzyme. What is an enzyme? Enzymes are macromolecular biological catalysts. Enzymes speed up chemical reactions. Substrates are molecules that enzymes could act upon and the enzyme converts the substrates into different molecules known as products. Enzyme catalysis is needed in almost all metabolic processes in order to happen in rates/ways that are fast enough to sustain life. (wikipedia. 2018. enzyme. [ONLINE] Available at: https://en.wikipedia.org/wiki/Enzyme. [Accessed 1 March

  • Cuvette Enzyme Lab

    1834 Words  | 8 Pages

    substrate First, the blank was prepared according to table 2 without the enzyme addition. The enzyme was added later after the blank was measured by the spectrophotometer. Table 2: The amount of Sodium Phosphate Buffer pH 7.0, L-Dopa, and enzyme needed in each cuvette. Cuvette 1 Cuvette 2 Cuvette 3 Cuvette 4 Cuvette 5 Sodium Phosphate Buffer PH 7.0 (mL) 2.40 2.20 1.80 1.60 1.10 L- Dopa (mL) 0.20 0.40 0.80 1.00 1.50 Enzyme (mL) 0.40 0.40 0.40 0.40 0.40 For example, to prepare the cuvette 1, 2

  • The Importance Of Enzymes

    1434 Words  | 6 Pages

    Enzymes are globular proteins folded into a complex 3-dimensional shape that contain a special surface region called the active site where specific substrate can bind structurally and chemically. They act as catalysts, meaning that they are substances which lower the activation energy required for a chemical reaction to occur and therefore increases the rate of the reaction. Activation Energy is the minimum energy barrier needed to be overcome before a reaction can occur by providing an alternative

  • Enzymes: Biological Catalysts

    2446 Words  | 10 Pages

    An enzyme can be regarded as a catalyst for a biochemical reaction, or more simply, a biological catalyst. Its sole purpose is to increase the rate of a reaction, or speed up the reaction via provision of an alternative reactive pathway, which entails a lower activation energy. Enzymes participate in the reaction itself, enabling the occurrence of an alternate pathways of reaction, but they do not attain permanent changes to their structure or nature, and as a result remain unchanged preceding a

  • Enzymes Lab Report

    3068 Words  | 13 Pages

    INTRODUCTION Enzymes are biological catalyst that alters the chemical reaction rate without itself being altered which reacts with the substrate and converts the enzyme substrate complex into different molecules – product. Enzyme plays the consequential role in functioning of life process such as for growth, digestion of nutrients, excretion of metabolic waste, energy provider to brain and muscles and thus directly or indirectly involved in every biological processing of life. Apart from numerous

  • The Importance Of Enzyme Kinetics

    1522 Words  | 7 Pages

    • Enzyme Kinetics Enzyme kinetics Introduction It is the study of those reactions that are moderated by enzymes. In enzyme kinetics, the rate of reaction is measured and the effects of different conditions of the reaction are found out. Enzymes are protein in nature that moderate other molecules — the enzymes ' molecules . These target molecules bind to an enzyme 's activity site and are transformed into completed products through a series of steps known as enzymatic mechanism. These mechanisms

  • Enzymes In Human Catalase

    762 Words  | 4 Pages

    a. What are Enzymes Enzymes are very efficient protein based catalysts for biochemical reactions, which are essential to all living this to sustain life. Enzymes itself are not alive as they are proteins, however they are still made by living things and act as a catalyst to speed up the overall chemical reaction, asmost chemical reactions in biological cells would occur too slowly if it was not for these enzymes. Despite them making chemical reactions move quicker, they are not changed by the reaction

  • Pectinase Enzyme Report

    1644 Words  | 7 Pages

    Introduction Pectinase is a group of enzyme which catalyzes the breakdown of pectin-containing substances. It is an integral part in various industrial applications including treating of cotton fabric, paper bleaching, extraction and clarification of fruit juices, removal of pectin from pectic waste waters and tea leaves maceration and other biotechnological applications (Kashyap et al., 2000; Rajendran, 2011 ). These enzymes are commonly produced by Erwinia sp., Aspergillus niger, and by plants

  • Enzyme Fast Lab

    485 Words  | 2 Pages

    purpose the propose of this experiment was too see if the chemical reaction of a enzyme can be made faster. Hypothesis I think that a warm environment would be best to make an enzyme’s reaction faster. because a protein can move faster in heat. Materials -pan -50ml graduated cylinder -hydrogen peroxide -air stopper -water Graphs data A time 12 drops 8 drops 0 0 0 30 0 0.5 60 0 1 90 0 1 120 0 1 150 0 1 180 0 1.5 210 0 1.5 240 0 1.5 270 0 1.5 300 1 1.5 330 2 1.5 360

  • Enzyme Implementation Lab

    388 Words  | 2 Pages

    An enzyme is s specialized protein made to catalyze a chemical reaction. Enzymes form a complex with a substrate and break the substrate down to chemical products far more quickly than the random chemical reactions that would have occurred without the enzyme. In this experiment we were testing to see how different factors of enzymes would effect the rate that they broke H202 into H20+02. Measuring the amount of O2 with guaiacol to see how orange the solution turned showing the rate of the enzyme break

  • Essay On Immobilized Enzymes

    959 Words  | 4 Pages

    the impact of utilizing immobilized enzymes in the lactose industry? Introduction Enzymes are protein molecules that act as catalysts (they speed up chemical reactions) in living organisms. Enzymes are specified, however, they are not permanently specified- they do not change from reactions, which allows them to be reused. Despite the fact that they can be reused, if enzymes are in a solution with their reactants, it is difficult to separate them. Without enzymes, the chemical reactions in our body

  • Gcse1 Enzyme Lab

    1516 Words  | 7 Pages

    Abstract This experiment showed that temperature, concentration and pH all affect the rate of enzyme reaction differently. Enzymes are very important in organisms and therefore understanding how and why they work the way they do in specific conditions is crucial. The results showed that an increase in temperature would also increase the reaction rate, until a temperature that was too high, where the enzymes began to denature and therefore the rate of reaction was slowed down. As concentration was increased

  • Enzyme Effect On Amylase

    1347 Words  | 6 Pages

    Enzymes are proteins that lower the activation energy needed for a chemical reaction in the body. The chemicals that they act on are called substrates. When combined with their substrates, the enzymes decrease the amount of energy needed for a chemical reaction to occur. Enzymes are similar to a lock and key, because one enzyme can only work on a specific substrate, just like only one key can fit into a lock. Each enzyme has an ideal environment, and if the environment of an enzyme changes, the enzyme’s

  • Enzyme Lab Report Essay

    804 Words  | 4 Pages

    Enzyme are catalytic proteins whose purpose and function is to accelerate reactions by lowering the activation energy. Enzyme only allows certain reactants to bond with it. In this lab you will be able to see the reactants as it bond with the enzyme. The laboratory method used in this experiment was basics. How fast can the Enzyme move through to produce? In the lab we are going to use Hydrogen peroxide and enzyme catalase and water, the catalase is used to break down the Hydrogen peroxide and

  • Catalase Enzyme Experiment

    1840 Words  | 8 Pages

    There is a narrow range of conditions in which enzyme activity is at its peak. The conditions that have to be optimal in order for the enzyme to function its best includes pH, temperature and environmental factors. The optimum conditions are often values that correspond with the enzyme’s natural environment. When these external conditions are too extreme, the enzyme can denature. Denaturation is the change in the enzyme’s 3D shape which ultimately reduces the enzyme’s ability to catalyze a reaction